Finding the Fourth Proportional to 2,480.15, 3,422.59 and 1,361.07

Step by Step Solution

1. Step 1: Write the proportion equation
   2,480.15 : 3,422.59 = 1,361.07 : x
2. Step 2: Convert to fraction form
   2,480.15/3,422.59 = 1,361.07/x
3. Step 3: Cross multiply
   2,480.15x = 3,422.59 × 1,361.07
4. Step 4: Simplify right side
   2,480.15x = 4,658,381.17
5. Step 5: Solve for x
   x = 4,658,381.17/2,480.15
6. Step 6: Final answer
   x = 1,878.26